Charissa Joy Pettyjohn, MD - Medicare Obstetrics/gynecology in Boston, MA

Charissa Joy Pettyjohn, MD is a medicare enrolled "Obstetrics & Gynecology - Hospice And Palliative Medicine" physician in Boston, Massachusetts. She went to Medical College Of Wisconsin and graduated in 2005 and has 19 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Commonwealth Ob-gyn, Pc and her current practice location is 750 Washington St., Boston, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (617) 636-0265.

Charissa Joy Pettyjohn is licensed to practice in Massachusetts (license number 225481) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1861614711.

Contact Information

Charissa Joy Pettyjohn, MD
750 Washington St.,
Boston, MA 02111
(617) 636-0265
Not Available

Map and Direction




Physician's Profile

Full NameCharissa Joy Pettyjohn
GenderFemale
SpecialityObstetrics/gynecology
Experience19 Years
Location750 Washington St., Boston, Massachusetts
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Charissa Joy Pettyjohn attended and graduated from Medical College Of Wisconsin in 2005
  NPI Data:
  • NPI Number: 1861614711
  • Provider Enumeration Date: 05/02/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2567508146
  • Enrollment ID: I20091013000278

Medical Identifiers

Medical identifiers for Charissa Joy Pettyjohn such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861614711NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VH0002XObstetrics & Gynecology - Hospice And Palliative Medicine 225481 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Commonwealth Ob-gyn, Pc58908852226

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Charissa Joy Pettyjohn allows following entities to bill medicare on her behalf.
Entity NameCommonwealth Ob-gyn, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912082694
PECOS PAC ID: 5890885222
Enrollment ID: O20071221000138

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Charissa Joy Pettyjohn is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Charissa Joy Pettyjohn, MD
19 Peverell St, Apt 3,
Dorchester, MA 02125

Ph: (857) 212-3169
Charissa Joy Pettyjohn, MD
750 Washington St.,
Boston, MA 02111

Ph: (617) 636-0265

Reviews and Comments


Obstetrics & Gynecology Doctors in Boston, MA

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Dr. Devon Abt Harris, MD
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Dr. Erik M Clinton, M.D.
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Practice Location: 750 Washington St, Boston, MA 02111
Phone: 617-636-5000    
Evelyn Hall, MD
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Phone: 269-552-8685    
Toni Beth Walzer, MD
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Phone: 617-355-5785    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

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